19694556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 59136000

約数和(自身を除く): 39441444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 109, 126, 189, 218, 239, 252, 327, 378, 436, 478, 654, 717, 756, 763, 956, 981, 1308, 1434, 1526, 1673, 1962, 2151, 2289, 2868, 2943, 3052, 3346, 3924, 4302, 4578, 5019, 5886, 6453, 6692, 6867, 8604, 9156, 10038, 11772, 12906, 13734, 15057, 20076, 20601, 25812, 26051, 27468, 30114, 41202, 45171, 52102, 60228, 78153, 82404, 90342, 104204, 156306, 180684, 182357, 234459, 312612, 364714, 468918, 547071, 703377, 729428, 937836, 1094142, 1406754, 1641213, 2188284, 2813508, 3282426, 4923639, 6564852, 9847278, 19694556]

約数ペア:

[(1, 19694556), (2, 9847278), (3, 6564852), (4, 4923639), (6, 3282426), (7, 2813508), (9, 2188284), (12, 1641213), (14, 1406754), (18, 1094142), (21, 937836), (27, 729428), (28, 703377), (36, 547071), (42, 468918), (54, 364714), (63, 312612), (84, 234459), (108, 182357), (109, 180684), (126, 156306), (189, 104204), (218, 90342), (239, 82404), (252, 78153), (327, 60228), (378, 52102), (436, 45171), (478, 41202), (654, 30114), (717, 27468), (756, 26051), (763, 25812), (956, 20601), (981, 20076), (1308, 15057), (1434, 13734), (1526, 12906), (1673, 11772), (1962, 10038), (2151, 9156), (2289, 8604), (2868, 6867), (2943, 6692), (3052, 6453), (3346, 5886), (3924, 5019), (4302, 4578)]